Should the car battery be replaced if it leaks?

2 Answers
LeMaria
07/24/25 6:05am
Car battery leakage can be divided into the following situations: 1. Cracks appear on the exterior. If the battery leaks, it is most likely due to aging or even cracking of the seal between the upper cover and the base. First, check the battery's exterior for any cracks. If cracks are found, they should be repaired using plastic welding, and then the electrolyte concentration should be tested to ensure the battery functions properly. 2. Leakage from components. Alternatively, the leakage might be due to issues with the safety valve or wiring connections. First, remove the battery cover and check for any leakage marks on the safety valve. If present, the corresponding parts should be repaired or replaced. 3. If the electrolyte leakage is severe (leaking out completely in a short time) and the above methods cannot resolve the issue, the battery must be replaced immediately. Otherwise, the leaked electrolyte (which contains strong acid) will corrode the car body or surrounding components.
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AndrewMarie
08/11/25 1:49am
I once encountered a situation with battery acid leakage, and honestly, it's no small matter—it absolutely needs to be replaced immediately. The acidic liquid leaking from the battery can corrode the car frame and wiring, even leading to short circuits and fires, posing a huge safety risk. When I discovered it last time, I immediately checked the area around the battery box and found that the liquid had already leaked out, indicating possible internal rupture or severe aging of the battery. If left untreated, the corrosion will spread, making repairs even more costly. I recommend disconnecting the power immediately, wearing gloves to clean the leakage point, and then using baking soda to neutralize the acidic residue. Although replacing the battery might cost a few hundred bucks, it's far better than taking the risk. Regularly checking the battery fluid level and terminal connections can prevent such issues, but after my experience, I learned that leakage is a clear sign the battery is done for.
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